﻿using System;

namespace Test
{
    class Program
    {
        static void Main(string[] args)
        {
            //这是静态类，可直接用
            Class1.class_age = 6;
            Console.WriteLine("该班级成立了{0}年",Class1.class_age) ;
            
            Student.student_age = 19;
            Console.WriteLine("该学生现在多少{0}岁了", Student.student_age);
        }






    }

}
        
    


